Ukwuani-Kwaja, A. N., I. Sani, and A. Zubairu. “Contraceptive Activity of Vitex Doniana Stem Bark Methanol Extract in Female Albino Rats”. International Journal of Biochemistry Research & Review, Vol. 30, no. 3, July 2021, pp. 1-10, doi:10.9734/ijbcrr/2021/v30i330254.